Add comprehensive readonly file regression tests for cp #2162

	name: Devcontainer

	# spell-checker:ignore devcontainers nextest

	on:
	pull_request:
	push:
	branches:
	- '*'

	permissions:
	contents: read # to fetch code (actions/checkout)

	# End the current execution if there is a new changeset in the PR.
	concurrency:
	group: ${{ github.workflow }}-${{ github.ref }}
	cancel-in-progress: ${{ github.ref != 'refs/heads/main' }}

	jobs:
	test:
	name: Verify devcontainer
	runs-on: ubuntu-latest
	timeout-minutes: 45
	steps:
	- uses: actions/checkout@v5
	with:
	persist-credentials: false
	- name: Run test in devcontainer
	uses: devcontainers/[email protected]
	with:
	push: never
	runCmd: \|
	curl -LsSf https://get.nexte.st/latest/linux \| tar zxf - -C ${CARGO_HOME:-~/.cargo}/bin
	cargo nextest run --hide-progress-bar --profile ci

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